요약: C언어에서 Char 마지막에는 널문자가 들어간다.
#include<string.h>
// H,e,l,l,o,W,o,r,l,d,\0 -> size of 11
char original_string[] = "HelloWorld";
char destination_string[10];
// run tiem error: A combination of logically incorrect actions
strcpy(destination_string, original_string);| Clanguage)How to check if a pointer is freed already in C? (0) | 2022.10.10 |
|---|---|
| Clanguage) exit(0) VS exit(1) (0) | 2022.10.10 |
int* ptr = (int*)malloc(sizeof(int));
free(ptr);
ptr = NULL;
Ref) https://stackoverflow.com/questions/8300853/how-to-check-if-a-pointer-is-freed-already-in-c
| Clanguage) strcpy(destination_string, original_string); (0) | 2022.10.10 |
|---|---|
| Clanguage) exit(0) VS exit(1) (0) | 2022.10.10 |
exit(0) // Exit_SUCCESS
exit(1) // Exit_FAILURE
| Clanguage) strcpy(destination_string, original_string); (0) | 2022.10.10 |
|---|---|
| Clanguage)How to check if a pointer is freed already in C? (0) | 2022.10.10 |